Probabilities are used to determine the chances of events
The probability that the chosen month begins with the letter J or the letter M is 5/12
The months that start with the letter J or the letter M are:
January, March, May, June, July
The above list implies that:
5 months begin with the letter J or the letter M
There are 12 months in a year
So, the probability that the chosen month begins with the letter J or the letter M is 5/12
Read more about probability at:
https://brainly.com/question/25870256